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RAS-13UKV-E
Toshiba RAS-13UKV-E User Manual
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ILE NO. A02-001
SPLIT TYPE
RAS-13UKV
-E
RAS-13U
A
V
-E
PRINTED IN JAP
AN, Mar
.,2002
T
oMo
2
Table of Contents
Table of Contents
2
Specifications
3
Capacity Variation Ratio According to Temperature
4
Cooling
4
Heating
4
Operation Characteristic Curve
4
Piping Materials and Joints Used
5
Refrigerant Piping Installation
5
Refrigerant R410A
5
Safety During Installation/Servicing
5
Flare Joints
6
Joints
6
Socket Joints
6
Thicknesses of Annealed Copper Pipes
6
Dimensions Related to Flare Processing for R410A
7
Flare Processing
7
Flare Processing Dimensions
7
Flare and Flare Nut Dimensions for R22
8
Relations between Flare Nut and Flare Seal Surface
8
Tightening Torque of Flare for R410A [Reference Values]
8
General Tools
9
Required Tools
9
Configuration of Refrigerant Charging
10
Recharging of Refrigerant
10
Brazing of Pipes
11
Materials for Brazing
11
Phosphor Bronze Brazing Filler
11
Silver Brazing Filler
11
Brazing
12
Brazing Method to Prevent Oxidation
12
Characteristics Required for Flux
12
Types of Flux
12
Construction Views
13
Indoor Unit
15
Simple Check for Failure Diagnosis
15
Wiring Diagram
15
Specifications of Electrical Parts
17
Refrigerant Cycle Diagram
18
Operation Data
19
Control Block Diagram
20
Remote Controller
20
Micro-Computer Block Diagram
21
Operation Description
22
Outline of Air Conditioner Control
22
Role of Indoor Unit Controller
22
Role of Outdoor Unit Controller
22
Capacity Control
23
Current Release Control
23
Power Factor Improvement Control
23
Prevent-Freezing Control
23
Indoor Fan Control
24
Outdoor Fan Control
24
Cooling Capacity Control
25
Cooling Operation
25
Description of Operation Circuit
25
Compressor Motor Speed Control
26
Discharge Temperature Control
26
ECO Operation Control
26
Louver Control
26
Basic Control
27
Cold Draft Preventing Control
27
DRY Operation
27
Heating Operation
27
Defrost Operation
28
Detection of Frost
28
Heating Capacity Control
28
High-Temp. Release Control
28
Automatic Operation
29
Powerful Cool Mode Control
29
Temporary Auto Operation
29
Temporary Operation
29
Auto Restart Function
30
How to Set the Auto Restart Function
30
When the Unit Is in Operation
30
Filter Check Lamp
31
How to Cancel the Auto Restart
31
How to Turn off Filter Check Lamp
31
Power Failure During Timer Operation
31
Parts Name of Remote Controller
32
Remote Controller and Its Fuctions
32
ECO TIMER Display
33
FAN Speed Display
33
Name and Functions of Indications on Remote Controller
33
Transmission Mark
33
Hi-POWER Mode
34
Installation Procedure
35
Safety Cautions
35
Installation Diagram of Indoor and Outdoor Units
36
Accessory and Installation Parts
37
Installation/Servicing Tools
37
Optional Installation Parts
37
Cutting a Hole
38
Installation Place
38
Mounting the Installation Plate
38
Electrical Work
39
Piping and Drain Hose Forming
39
Piping and Drain Hose Installation
39
Wiring Connection
39
How to Fix the Drain Cap
40
How to Install the Drain Cap
40
In Case of Right or Left Piping
40
Left-Hand Connection with Piping
40
Drainage
41
Indoor Unit Fixing
41
Refrigerant Piping Connection
41
Evacuating
42
Shaping Pipes
42
Tightening Connection
42
Use a Vacuum Pump
42
Auto Restart Setting
43
Gas Leak Test
43
How to Set the Auto Restart
43
Stripping Length of Connecting Cable
43
Confirmation of Power Supply
44
Confirmation of Power Voltage
44
First Confirmation
44
How to Diagnose the Trouble
44
Operation Which Is Not a Trouble
45
Primary Judgment
45
Judgment by Flashing LED of Indoor Unit
46
How to Use Remote Controller in Service Mode
47
Self-Diagnosis by Remote Controller
47
Caution at Servicing
48
Judgment of Trouble by Every Symptom
50
Power Is Not Turned on
50
Power Is Not Turned on Though Indoor P.C. Board Is Replaced
50
Only the Indoor Motor Fan Does Not Operate
51
Troublechooting for Remote Controller
53
Outdoor Unit Stops in a Little While after Operation Started
54
Wiring Failure (Interconnecting and Serial Signal Wire)
54
Check Code 1C
55
How to Diagnose Trouble in Outdoor Unit
56
Summarized Inner Diagnosis of Inverter Assembly
56
How to Check Simply the Main Parts
57
How to Check the P.C. Board
57
Bottom View
59
P.C. Board Layout
59
Sensor Characteristic Table
59
Checking Method for each Part
61
How to Simply Judge Whether Outdoor Fan Motor Is Good or Bad
62
Electrical Part
63
Front Panel
63
How to Replace the Main Parts
63
Microcomputer
66
Exploded Views and Parts List
74
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Toshiba RAS-13UKV-E Specifications
General
Category
Air Conditioner
Cooling Capacity
3.5 kW
Heating Capacity
4.0 kW
Power Supply
220-240V, 50Hz
Refrigerant
R410A
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